:root {
  color-scheme: dark;
  --bg: #07121f;
  --bg-soft: #101c2d;
  --panel: rgba(15, 24, 40, 0.92);
  --text: #f3f7ff;
  --muted: #94a3b8;
  --accent: #5EEAD4;
  --accent-strong: #2DD4BF;
  --border: rgba(255, 255, 255, 0.1);
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
  background: radial-gradient(circle at top left, rgba(94, 234, 212, 0.2), transparent 30%), var(--bg);
  color: var(--text);
  line-height: 1.7;
}

img {
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(18px);
  background: rgba(7, 18, 31, 0.78);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.brand {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 1.1rem;
  list-style: none;
  padding: 0;
  margin: 0;
  color: var(--muted);
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--text);
}

.hero {
  padding: 5rem 0 4rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr;
  gap: 2rem;
  align-items: center;
}

.eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 0.8rem;
}

.hero h1 {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  line-height: 1.15;
  margin: 0 0 1rem;
}

.hero-copy {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 640px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
}

.btn {
  display: inline-block;
  padding: 0.8rem 1.2rem;
  border-radius: 999px;
  font-weight: 600;
  transition: transform 180ms ease, background 180ms ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #03222a;
}

.btn-secondary {
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
}

.hero-card,
.card,
.intro-block,
.policy-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 1.6rem;
}

.hero-card h2 {
  margin-top: 0;
  margin-bottom: 0.6rem;
}

.hero-card ul {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
}

.section {
  padding: 2.5rem 0 1rem;
}

.section-alt {
  padding-top: 0.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.card {
  padding: 1.4rem;
}

.card h3 {
  margin-top: 0;
}

.intro-block {
  padding: 1.7rem;
  margin-top: 1rem;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0 3rem;
  margin-top: 3rem;
  color: var(--muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 1rem;
}

.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.site-footer li + li {
  margin-top: 0.4rem;
}

.page-hero {
  padding: 3rem 0 1rem;
}

.page-title {
  margin-bottom: 0.4rem;
}

.policy-card {
  padding: 2rem;
}

.policy-card h2,
.policy-card h3 {
  color: var(--text);
}

.form-error {
  margin-bottom: 1rem;
  padding: 0.9rem 1rem;
  border: 1px solid #ff4d4d;
  border-radius: 0.75rem;
  background: #000;
  color: #ff4d4d;
  font-weight: 700;
}

@media (max-width: 760px) {
  .nav {
    flex-direction: column;
    gap: 0.75rem;
  }

  .nav-links {
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero-grid,
  .grid-3,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 3rem;
  }
}

/* ****************** custom code: ******************* */
.brand { font-size: 3rem;}

.headline { font-size: 2.2rem !important; }

.intro-block { margin-top: 0;}

.hero { padding-bottom: 0; }

p strong { color: cyan;}